volcano - a weak spot in the crust where molten material comes to the surface magma - a molten mixture of some rock-forming elements, vapor(gas), and water lava - magma that reaches the surface island arc - volcanoes that create a stream of island hot spot - an area where "deep" magma in the mantle melts through the crust Ring of Fire - one major volcanic belt
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Notes 3.1
volcano - a weak spot in the crust where molten material comes to the surface
magma - a molten mixture of some rock-forming elements, vapor(gas), and water
lava - magma that reaches the surface
island arc - volcanoes that create a stream of island
hot spot - an area where "deep" magma in the mantle melts through the crust
Ring of Fire - one major volcanic belt
Outline
What Is A Volcano?
Location of Volcanoes